Which MIB/OID to access for "sho crypto session" counters?

[Master-de-Dul]

Hello,

I have Cisco CISCO2911/K9 router (15.7(3)M) and I would like to graph (using SNMP) some counters which are shown using "show crypto session", however, I have not been able to find which MIB resp.
When I make snmpwalk

server:~$ snmpwalk -c <community> -v 2c <router> .1.3.6.1.4.1.9.9.171.1.2.3.1.35
iso.3.6.1.4.1.9.9.171.1.2.3.1.35.3490 = INTEGER: 1
iso.3.6.1.4.1.9.9.171.1.2.3.1.35.3491 = INTEGER: 1
iso.3.6.1.4.1.9.9.171.1.2.3.1.35.3492 = INTEGER: 1
iso.3.6.1.4.1.9.9.171.1.2.3.1.35.3493 = INTEGER: 1
server:~$

However digital value after .3.1.35. obtained randomly. I need to get the sum of all the rows (4).

[marce1000]

 https://snmp.cloudapps.cisco.com/Support/SNMP/do/BrowseOID.do?local=en&translate=Translate&objectInput=1.3.6.1.4.1.9.9.171.1.3.2

 M.

[Master-de-Dul]

server:~$ snmpwalk -c <community> -v 2c <router> .1.3.6.1.4.1.9.9.171.1.3.2
iso.3.6.1.4.1.9.9.171.1.3.2 = No Such Object available on this agent at this OID
server:~$

What am I doing wrong?

[marce1000]

 - Check if the MIB is supported on your device :

   https://www.cisco.com/c/en/us/support/docs/ip/simple-network-management-protocol-snmp/9226-mibs-9226.html#q4

 M.

[Master-de-Dul]

Yes, support